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NO(2) can be obtained by heating...

`NO_(2)` can be obtained by heating

A

`KNO_(3)`

B

`Pb(NO_(3))_(2)`

C

`Cu(NO_(3))_(2)`

D

Cu + conc `HNO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B, C, D
`KNO_(3) overset(Delta)rarr KNO_(2)+O_(2)`
`Pb (NO_(3))_(2) overset(Delta)rarr PbO +NO_(2) +O_(2)`
`Cu (NO_(3))_(2) overset(Delta)rarr CuO +NO_(2) +O_(2)`
`Cu +"conc" HNO_(3) rarr NO_(2)+Cu (NO_(3))_(2) +H_(2)O`
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